56980690

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{438313}}^1$

素因数の和:438333

約数の個数: 16

約数和(自身を含む): 110455128

約数和(自身を除く): 53474438

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 438313, 876626, 2191565, 4383130, 5698069, 11396138, 28490345, 56980690]

約数ペア:

[(1, 56980690), (2, 28490345), (5, 11396138), (10, 5698069), (13, 4383130), (26, 2191565), (65, 876626), (130, 438313)]